The H8908ASPST Humidistat (humidity controller) provides low voltage control of humidifiers in central heating systems. They have a spst, snap-acting, dust-proof switch and are designed for wall or surface duct mounting. Color White. Can be mounted horizontally or vertically.

The H8908ASPST Humidistat (humidity controller) provides low voltage control of humidifiers in central heating systems. They have a spst, snap-acting, dust-proof switch and are designed for wall or surface duct mounting. Color White. Can be mounted horizontally or vertically.